.nodePanel {
    width: 260px;
    height: 100%;
    background: #f8fafc;
    border-right: 1px solid #e5e7eb;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.header {
    padding: 16px;
    background: white;
    border-bottom: 1px solid #e5e7eb;
}

.title {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: #374151;
}

.subtitle {
    margin: 4px 0 0 0;
    font-size: 12px;
    color: #6b7280;
}

.content {
    flex: 1;
    overflow: auto;
    padding: 12px;
}

.category {
    margin-bottom: 16px;
}

.categoryTitle {
    font-size: 12px;
    font-weight: 600;
    color: #4b5563;
    margin-bottom: 8px;
    padding: 4px 0;
    border-bottom: 1px solid #e5e7eb;
}

.nodeItem {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 6px;
    border: 1px solid #e5e7eb;
    background: white;
    cursor: grab;
    transition: all 0.2s ease-in-out;
    margin-bottom: 6px;
}

.nodeItem:hover {
    background: #f9fafb;
    transform: translateX(2px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nodeItem:active {
    cursor: grabbing;
}

.nodeIcon {
    font-size: 16px;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.nodeInfo {
    flex: 1;
    min-width: 0;
}

.nodeName {
    font-size: 13px;
    font-weight: 500;
    color: #374151;
    line-height: 1.2;
}

.nodeDesc {
    font-size: 11px;
    color: #6b7280;
    line-height: 1.2;
    margin-top: 2px;
}

.tips {
    padding: 12px;
    background: #f1f5f9;
    border-top: 1px solid #e5e7eb;
    font-size: 11px;
    color: #64748b;
    line-height: 1.4;
}